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Question:
(a) What do you meant by the term ‘LAN'? How is a LAN different from a WAN?
(b) Explain three types of cables which are commonly used with LANs.
(c) Three common networking topologies are the Star, the Ring and the Linear Bus. Provide one advantage and one disadvantage of each of the above topologies.
(d) The program specification phase of the programming process defines five tasks. List four of them.
(e) (a) Describe the meaning of the following terms :
Provide examples of these fields in business and everyday life.
What do mean by tunnel mode? This is a mode of data exchange wherein two communicating computers do not use IPSec themselves. Instead, the gateway that is linking their LANs to
What is BGP (Border Gateway Protocol)? It is a protocol used to promote the set of networks that can be reached within an autonomous system. BGP enable this information to be c
Cross Bar : The crossbar network is simplest interconnection network. It has a double dimensional grid of switches. It's a Non-blocking network and offers connectivity between out
Explain the Multipath resistance The chipping codes used for CDMA not only exhibit low cross-correlation but also low autocorrelation. Thus, a version of the signal that is del
How do we do encryption and authentication in L2F?
Error Detecting Code - Parity bit: The general idea for achieving error detection and correction is to add some redundancy (i.e., some extra data) to a message, which receiver
CONNECTION MULTIPLEXING: In various circumstances transceiver can be in convenient e.g. workstations in a LAN. Connection multiplexer acts multiple computers to a single tran
A multiple activity chart records the related sequence of activities of more than one subject, men and / or machine on a common time scale showing the relationship between
Define Encoder? A device or program that uses predefined algorithms to encode, or compress audio or video data for storage or transmission use. A circuit that is used to change
Triggers are special user defined actions usually in the form of stored procedures, that are automatically requested by the server based on data related events. It can perform diff
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